Dell will highlight a handful of tech company results this week. Also reporting earnings will be food giants Smucker and Campbell Soup, also Marriott and other members of the lodging and hospitality industry, and the first of a long string of results from retailers.

Intel cut its guidance for third-quarter revenues, citing weak consumer PC demand. The news signals underlying trends in technology that could be a drag on companies beyond Intel. Keep an eye on companies like Microsoft, HP, Dell and AMD.